Nonstop flights from Seattle to Chicago

4 airlines fly this route, with up to 20 flights a day.

SEASeattle-Tacoma International

1,716 mi · 137 flights a week

ORDChicago O'Hare International

SEAORD

When they leave

Seattle time

12:17a11:56pFirst departure 12:17 AM, last 11:56 PM

One overnight flight at 12:17 AM, then 10 in the morning, 5:50 AM to 11:29 AM, then four in the afternoon, 1:10 PM to 3:35 PM, then six in the evening, 5:13 PM to 11:56 PM.

Every flight

Earliest first

12:17 AM→6:20 AMAlaska AirlinesBoeing 737Daily
5:50 AM→12:07 PMAmerican AirlinesAirbus A321Daily
6:00 AM→12:03 PMAlaska AirlinesBoeing 737Daily
7:00 AM→1:15 PMUnited AirlinesAirbus A321neoDaily
7:15 AM→1:23 PMDelta Air LinesBoeing 737Daily
8:34 AM→2:46 PMAlaska AirlinesBoeing 737 MAX 8Daily
10:19 AM→4:46 PMAmerican AirlinesBoeing 737Daily
10:29 AM→4:44 PMAlaska AirlinesBoeing 737Daily
10:50 AM→5:00 PMDelta Air LinesBoeing 737Daily
10:52 AM→5:05 PMUnited AirlinesAirbus A321neoDaily
11:29 AM→5:38 PMAlaska AirlinesBoeing 737Mon, Thu, Fri, Sun
1:10 PM→7:21 PMAlaska AirlinesBoeing 737Daily
1:24 PM→7:59 PMAmerican AirlinesAirbus A321Daily
1:55 PM→8:21 PMUnited AirlinesBoeing 737Daily
3:35 PM→10:07 PMAmerican AirlinesAirbus A321Daily
5:13 PM→11:17 PMUnited AirlinesBoeing 737Tue
5:15 PM→11:22 PMUnited AirlinesBoeing 737 MAX 9Mon, Wed, Thu, Fri, Sat, Sun
5:35 PM→11:29 PMDelta Air LinesBoeing 737Daily
5:48 PM→11:59 PMAlaska AirlinesBoeing 737Daily
11:11 PM→5:18 AM⁺¹United AirlinesBoeing 737Daily
11:56 PM→6:05 AM⁺¹American AirlinesAirbus A321Daily

Schedules last checked Sep 19, 2026. Times are local.

Flying from Seattle to Chicago

Alaska Airlines flies most often, 6 to 7 times a day on the Boeing 737 and Boeing 737 MAX 8. American Airlines flies 5 times a day on the Airbus A321 and Boeing 737. United Airlines flies 5 times a day on the Boeing 737, Airbus A321neo and Boeing 737 MAX 9. Delta Air Lines flies 3 times a day on the Boeing 737.

There are 19 or 20 flights every day of the week. The first arrival in Chicago is at 6:20 AM and the last at 6:05 AM the next day. The flight covers 1,716 miles.

Flying back, Chicago to Seattle has 67 nonstop flights a week. From Seattle, Midway (MDW) is the other Chicago area airport with nonstop flights, 20 a week.